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CVSS: 6.8EPSS: 1%CPEs: 11EXPL: 0

The read_network_packet function in ntp_io.c in ntpd in NTP 4.x before 4.2.8p1 on Linux and OS X does not properly determine whether a source IP address is an IPv6 loopback address, which makes it easier for remote attackers to spoof restricted packets, and read or write to the runtime state, by leveraging the ability to reach the ntpd machine's network interface with a packet from the ::1 address. La función read_network_packet en ntp_io.c en ntpd en NTP 4.x en versiones anteriores a 4.2.8p1 en Linux y OS X no determina correctamente si una dirección IP fuente es una dirección IPv6 loopback, lo que facilita a atacantes remotos suplantar paquetes restringidos y leer o escribir en el estado runtime, aprovechando la habilidad para alcanzar la interfaz de red de la máquina ntpd con un paquete proveniente de la dirección ::1. It was found that because NTP's access control was based on a source IP address, an attacker could bypass source IP restrictions and send malicious control and configuration packets by spoofing ::1 addresses. • http://bugs.ntp.org/show_bug.cgi?id=2672 http://rhn.redhat.com/errata/RHSA-2015-1459.html http://support.ntp.org/bin/view/Main/SecurityNotice#December_2014_NTP_Security_Vulne http://www.debian.org/security/2015/dsa-3388 http://www.kb.cert.org/vuls/id/852879 http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html http://www.securityfocus.com/bid/72584 https://bugzilla.redhat.com/show_bug.cgi?id=1184572 https://support.hpe.com/hpsc/doc/public&#x • CWE-20: Improper Input Validation •

CVSS: 5.8EPSS: 1%CPEs: 9EXPL: 0

ntp_crypto.c in ntpd in NTP 4.x before 4.2.8p1, when Autokey Authentication is enabled, allows remote attackers to obtain sensitive information from process memory or cause a denial of service (daemon crash) via a packet containing an extension field with an invalid value for the length of its value field. ntp_crypto.c en ntpd en NTP 4.x en versiones anteriores a 4.2.8p1, cuando Autokey Authentication está habilitada, permite a atacantes remotos obtener información sensible de la memoria de proceso o causar una denegación de servicio (caída del demonio) a través de un paquete que contiene un campo extension con un valor no válido para la longitud de su campo de valor. A stack-based buffer overflow was found in the way the NTP autokey protocol was implemented. When an NTP client decrypted a secret received from an NTP server, it could cause that client to crash. • http://bugs.ntp.org/show_bug.cgi?id=2671 http://rhn.redhat.com/errata/RHSA-2015-1459.html http://support.ntp.org/bin/view/Main/SecurityNotice#December_2014_NTP_Security_Vulne http://www.debian.org/security/2015/dsa-3388 http://www.kb.cert.org/vuls/id/852879 http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html http://www.securityfocus.com/bid/72583 https://bugzilla.redhat.com/show_bug.cgi?id=1184573 https://support.hpe.com/hpsc/doc/public&#x • CWE-20: Improper Input Validation •

CVSS: 5.0EPSS: 2%CPEs: 25EXPL: 0

GNOME NetworkManager allows remote attackers to cause a denial of service (IPv6 traffic disruption) via a crafted MTU value in an IPv6 Router Advertisement (RA) message, a different vulnerability than CVE-2015-8215. NOME NetworkManager permite a atacantes remotos causar una denegación de servicio (interrupción del tráfico IPv6) a través de un valor MTU manipulado en un mensaje Router Advertisement (RA) IPv6, una vulnerabilidad diferente a CVE-2015-8215. It was discovered that NetworkManager would set device MTUs based on MTU values received in IPv6 RAs (Router Advertisements), without sanity checking the MTU value first. A remote attacker could exploit this flaw to create a denial of service attack, by sending a specially crafted IPv6 RA packet to disturb IPv6 communication. • http://cgit.freedesktop.org/NetworkManager/NetworkManager/commit/?id=d5fc88e573fa58b93034b04d35a2454f5d28cad9 http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html http://lists.opensuse.org/opensuse-security&# • CWE-20: Improper Input Validation •

CVSS: 4.3EPSS: 0%CPEs: 9EXPL: 0

The dissect_wa_payload function in epan/dissectors/packet-waveagent.c in the WaveAgent dissector in Wireshark 1.12.x before 1.12.7 mishandles large tag values, which allows remote attackers to cause a denial of service (application crash) via a crafted packet. Vulnerabilidad en la función dissect_wa_payload en epan/dissectors/packet-waveagent.c en el disector WaveAgent en Wireshark 1.12.x en versiones anteriores a 1.12.7, no maneja adecuadamente los valores de etiqueta grandes, lo que permite a atacantes remotos causar una denegación de servicio (caída de la aplicación) a través de un paquete manipulado. • http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168837.html http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165509.html http://lists.opensuse.org/opensuse-updates/2015-10/msg00053.html http://www.debian.org/security/2015/dsa-3367 http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html http://www.securityfocus.com/bid/76381 http://www.securitytracker.com/id&# • CWE-20: Improper Input Validation •

CVSS: 4.3EPSS: 0%CPEs: 9EXPL: 0

The ptvcursor_add function in the ptvcursor implementation in epan/proto.c in Wireshark 1.12.x before 1.12.7 does not check whether the expected amount of data is available, which allows remote attackers to cause a denial of service (application crash) via a crafted packet. Vulnerabilidad en la función ptvcursor_add en la implementación ptvcursor en epan/proto.c en Wireshark 1.12.x en versiones anteriores a 1.12.7, no comprueba si la cantidad de datos esperada está disponible, lo que permite a atacantes remotos causar una denegación de servicio (caída de la aplicación) a través de un paquete manipulado. • http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168837.html http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165509.html http://lists.opensuse.org/opensuse-updates/2015-10/msg00053.html http://www.debian.org/security/2015/dsa-3367 http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html http://www.securityfocus.com/bid/76387 http://www.securitytracker.com/id&# • CWE-20: Improper Input Validation •